Finding the Fourth Proportional to 6,449,676.06, 9,675,913.68 and 1,961,835.42
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Solution
The fourth proportional to 6,449,676.06, 9,675,913.68 and 1,961,835.42 is: 2,943,178.85
Step by Step Solution
- Step 1: Write the proportion equation
6,449,676.06 : 9,675,913.68 = 1,961,835.42 : x - Step 2: Convert to fraction form
6,449,676.06/9,675,913.68 = 1,961,835.42/x - Step 3: Cross multiply
6,449,676.06x = 9,675,913.68 × 1,961,835.42 - Step 4: Simplify right side
6,449,676.06x = 18,982,550,178,286.54 - Step 5: Solve for x
x = 18,982,550,178,286.54/6,449,676.06 - Step 6: Final answer
x = 2,943,178.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.